add delete and switch user in ubuntu by command lines

Huy Tran — Sun, 20 Apr 2008 19:55:33 +0000

First, I want to add a user. So how to do it?

+ To add user:

sudo adduser

to add password for your user

sudo passwd

+ How can i switch from one user to another one? In this example, i want to switch from one user to another one.

and type in your password to login

after that, you will be at a ‘$’ prompt. type:

bash

to get to a normal prompt.

+ How can I delete a user?

sudo userdel

Terminal or shell command to shutdown or reboot Ubuntu Linux

Huy Tran — Sat, 09 Feb 2008 11:48:55 +0000

So how do you shutdown or reboot Ubuntu Linux from a terminal or a shell prompt? If GUI is working you can always click on a Quit button. If GUI is not working or if you are working remotely over ssh type the following command:

To shutdown / poweroff Ubuntu Linux

Type the command:

sudo halt

sudo shutdown -h now

sudo shutdown -r now

sudo init 6

To reboot Ubuntu Linux

Type the command:

sudo reboot

More information can be found about these two commands by typing following commands (man page):

man reboot
man shutdown

NamHuy » command

add delete and switch user in ubuntu by command lines

Terminal or shell command to shutdown or reboot Ubuntu Linux